PRP · Probable prime
Enter a value, an expression, or a term with a variable like 10^n+1 to list a range.
Switch to Database id to look a number up by its stored id.
Reading never stores anything; use Create to add a number to the database.
See the expression syntax & functions reference.
Is factor of
Primality
This is a probable prime: it passes probabilistic tests but is not yet proven.
Build an ECPP certificate (for example with Primo) and upload it - it is stored and verified locally, then the number is promoted to proven prime.
Primo input filedownload .in
From the command linefdb · curl
fdb
fdb number '1012431596197732650334452951241327523701775808124087970742216685296776090530338223450590265409228053737156891513098977968183432188968196641070310491606564147445586452405725902323738713584271764474901218727972815780886642342206772210917478577160477105303392376094228699766354416982815161307648598984884110649920008530295219135134829054402035802869753676857374791063314924679304112734085949908535788120310658815100771465047010103616221078242777464009272465608880858736246054039570264291119407112821260749676374895083598994090371770175029135761705228491723647780693806324807766553302036572259804927145729715241292650740071954384930286129263186163182947672465281341984061177444283137641926733377072040810872830605518263953764628116645613984912167047467041081112729327209949580370909986426234670026106618371480645279985562750618451922817015068141994414569925829393718578024088169085888905592614816423218054892213095866206002249917031856500728322716357615181223525538062535105814387629848392496611110123629147503606151517219234562534517726549099569492189670257310504768203201294482015235018092280848613949702617050253939026916681457783744124556331771841278212665547176042869625152058591002876435305764357354894865921435173364623396028021017628510589516061619169868872119233771579805113979106830167447139383257080630990825569979301547940723426988337079385277453006260594951205087699691892930645387909854957729647944284927932913478422796762886533309407321788839968144527504649205843668296490336352479958086262781952804376497462275736026995827284494027844321301250552744970696518750643' --detail 2
curl
curl -s 'https://factordb.com:4059/rpc' -H 'Content-Type: application/json' -d '{"jsonrpc":"2.0","id":1,"method":"get_number","params":{"target":{"expr":"1012431596197732650334452951241327523701775808124087970742216685296776090530338223450590265409228053737156891513098977968183432188968196641070310491606564147445586452405725902323738713584271764474901218727972815780886642342206772210917478577160477105303392376094228699766354416982815161307648598984884110649920008530295219135134829054402035802869753676857374791063314924679304112734085949908535788120310658815100771465047010103616221078242777464009272465608880858736246054039570264291119407112821260749676374895083598994090371770175029135761705228491723647780693806324807766553302036572259804927145729715241292650740071954384930286129263186163182947672465281341984061177444283137641926733377072040810872830605518263953764628116645613984912167047467041081112729327209949580370909986426234670026106618371480645279985562750618451922817015068141994414569925829393718578024088169085888905592614816423218054892213095866206002249917031856500728322716357615181223525538062535105814387629848392496611110123629147503606151517219234562534517726549099569492189670257310504768203201294482015235018092280848613949702617050253939026916681457783744124556331771841278212665547176042869625152058591002876435305764357354894865921435173364623396028021017628510589516061619169868872119233771579805113979106830167447139383257080630990825569979301547940723426988337079385277453006260594951205087699691892930645387909854957729647944284927932913478422796762886533309407321788839968144527504649205843668296490336352479958086262781952804376497462275736026995827284494027844321301250552744970696518750643"},"decimal":false,"detail":2}}'